{"id":"CVE-2023-53528","state":"PUBLISHED","title":"RDMA/rxe: Fix unsafe drain work queue code","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/rxe: Fix unsafe drain work queue code\n\nIf create_qp does not fully succeed it is possible for qp cleanup\ncode to attempt to drain the send or recv work queues before the\nqueues have been created causing a seg fault. This patch checks\nto see if the queues exist before attempting to drain them.","publishedAt":"2025-10-01T11:46:13.504Z","updatedAt":"2026-05-11T19:46:43.116Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"49dc9c1f0c7e396654a31a480328fffd902fa494","status":"affected","lessThan":"da572f6313aeead1f79e0810666bd8d8ffc794d4","versionType":"git"},{"version":"49dc9c1f0c7e396654a31a480328fffd902fa494","status":"affected","lessThan":"d366642b3099bd322375f5b71ba84ab1d586cd6d","versionType":"git"},{"version":"49dc9c1f0c7e396654a31a480328fffd902fa494","status":"affected","lessThan":"5993b75d0bc71cd2b441d174b028fc36180f032c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/sw/rxe/rxe_comp.c","drivers/infiniband/sw/rxe/rxe_resp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.4","versionType":"semver"},{"version":"6.4.16","status":"unaffected","lessThanOrEqual":"6.4.*","versionType":"semver"},{"version":"6.5.3","status":"unaffected","lessThanOrEqual":"6.5.*","versionType":"semver"},{"version":"6.6","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/sw/rxe/rxe_comp.c","drivers/infiniband/sw/rxe/rxe_resp.c"]}],"references":["https://git.kernel.org/stable/c/da572f6313aeead1f79e0810666bd8d8ffc794d4","https://git.kernel.org/stable/c/d366642b3099bd322375f5b71ba84ab1d586cd6d","https://git.kernel.org/stable/c/5993b75d0bc71cd2b441d174b028fc36180f032c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53528.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53528","state":"PUBLISHED","datePublished":"2025-10-01T11:46:13.504Z","dateUpdated":"2026-05-11T19:46:43.116Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-01T11:39:39.408Z"},"containers":{"cna":{"title":"RDMA/rxe: Fix unsafe drain work queue code","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/rxe: Fix unsafe drain work queue code\n\nIf create_qp does not fully succeed it is possible for qp cleanup\ncode to attempt to drain the send or recv work queues before the\nqueues have been created causing a seg fault. This patch checks\nto see if the queues exist before attempting to drain them."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"49dc9c1f0c7e396654a31a480328fffd902fa494","status":"affected","lessThan":"da572f6313aeead1f79e0810666bd8d8ffc794d4","versionType":"git"},{"version":"49dc9c1f0c7e396654a31a480328fffd902fa494","status":"affected","lessThan":"d366642b3099bd322375f5b71ba84ab1d586cd6d","versionType":"git"},{"version":"49dc9c1f0c7e396654a31a480328fffd902fa494","status":"affected","lessThan":"5993b75d0bc71cd2b441d174b028fc36180f032c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/sw/rxe/rxe_comp.c","drivers/infiniband/sw/rxe/rxe_resp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.4","versionType":"semver"},{"version":"6.4.16","status":"unaffected","lessThanOrEqual":"6.4.*","versionType":"semver"},{"version":"6.5.3","status":"unaffected","lessThanOrEqual":"6.5.*","versionType":"semver"},{"version":"6.6","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/sw/rxe/rxe_comp.c","drivers/infiniband/sw/rxe/rxe_resp.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/da572f6313aeead1f79e0810666bd8d8ffc794d4"},{"url":"https://git.kernel.org/stable/c/d366642b3099bd322375f5b71ba84ab1d586cd6d"},{"url":"https://git.kernel.org/stable/c/5993b75d0bc71cd2b441d174b028fc36180f032c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:46:43.116Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.4.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.5.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.6"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}